Base | Representation |
---|---|
bin | 11111000001010000000100… |
… | …11001100111100100110000 |
3 | 22221112001221002210110102010 |
4 | 33200220002121213210300 |
5 | 32420044112440141300 |
6 | 401024253050322520 |
7 | 20240130364452006 |
oct | 1740500231474460 |
9 | 287461832713363 |
10 | 68212710865200 |
11 | 1a809936a88710 |
12 | 77980b6a29440 |
13 | 2c0a57ac9b015 |
14 | 12bb72727aa76 |
15 | 7d4580d29a50 |
hex | 3e0a02667930 |
68212710865200 has 240 divisors, whose sum is σ = 239258573971200. Its totient is φ = 16474940236800.
The previous prime is 68212710865193. The next prime is 68212710865207. The reversal of 68212710865200 is 256801721286.
It is an interprime number because it is at equal distance from previous prime (68212710865193) and next prime (68212710865207).
It is a tau number, because it is divible by the number of its divisors (240).
It is a super-3 number, since 3×682127108652003 (a number of 42 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 68212710865200.
It is not an unprimeable number, because it can be changed into a prime (68212710865207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6054460 + ... + 13156059.
It is an arithmetic number, because the mean of its divisors is an integer number (996910724880).
Almost surely, 268212710865200 is an apocalyptic number.
68212710865200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
68212710865200 is an abundant number, since it is smaller than the sum of its proper divisors (171045863106000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68212710865200 is a wasteful number, since it uses less digits than its factorization.
68212710865200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19210820 (or 19210809 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 48.
The spelling of 68212710865200 in words is "sixty-eight trillion, two hundred twelve billion, seven hundred ten million, eight hundred sixty-five thousand, two hundred".
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